SMACCHIA INFISSI

9.93VAT Included

9.93VAT Included

Wood Window Stain Remover for Greyed and Sun-Damaged Frames

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SMACCHIA INFISSI

9.93VAT Included

9.93VAT Included

For:
  • Liquid Product
  • PHYSICAL STATE
  • PRODUCTS FOR GLASS AND FRAMES
  • Spray Product
  • STAIN REMOVER CLEANERS
  • Treatment of Window Frames
  • Water-Based Product

Restorative stain remover specifically designed for wooden windows and frames exposed to sun and weather conditions. Effectively removes greying, oxidation, stains, and surface marks. Restores the natural appearance of wood and prepares it for protective treatments.

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Description

Wood Window Stain Remover for Weathered and Discolored Frames – SMACCHIA INFISSI

Are your wooden window frames looking grey, faded, or damaged by sun exposure? Over time, weather conditions can cause yellowing, oxidation, and grey surface layers that alter the natural appearance of the wood. In these situations, using a specific wood window stain remover is essential to restore wood color without damaging the surface.
SMACCHIA INFISSI is a restorative stain remover for wooden window frames, designed to recover both the appearance and performance of interior and exterior wood exposed to sunlight and environmental wear.

When to Use It

SMACCHIA INFISSI is ideal for the restoration of wooden windows and frames with painted or oil-treated finishes. It is recommended when surfaces show greying, discoloration, oxidation stains, or dark spots. It is particularly suitable for intensive maintenance on doors, windows, and shutters exposed to outdoor conditions.

What It Does

SMACCHIA INFISSI works as a wood stain remover for exterior and interior surfaces. It effectively removes grey weathering, yellowing, and oxidation caused by sun and weather exposure. In addition, it eliminates algae, mold, and dark stains, restoring the wood’s natural look without aggressive sanding. At the same time, it prepares the surface for protective treatments.

How It Works

Its acid and solvent-based formula with surfactants acts on surface deterioration, helping lift stains and weather damage without affecting the structure of the wood. Apply the product evenly and leave it to act for about 20 minutes, keeping the surface wet. Then work the surface with a pad or sponge until the greying is fully removed.

Operational Advantage

Using SMACCHIA INFISSI allows you to restore the natural appearance of wood without full sanding. As a result, maintenance becomes faster and less invasive, reducing effort and preserving the material.

Specific Uses

SMACCHIA INFISSI is suitable for wooden windows, frames, doors, and shutters, both indoors and outdoors, treated with paints or oil-based finishes. It is especially effective as a grey wood remover and as a preparation step before applying protective treatments such as OLIO RAVVIVANTE (reviving oil treatment).

Durability

The treatment helps restore the natural wood color and properly prepares the surface for subsequent protection, improving the performance and durability of maintenance cycles.


Technical Limitations

Apply on surfaces that are not too hot and always carry out a preliminary test. During use, protect vegetation, skin, and eyes. After application, it is essential to clean and neutralize the surface before the final rinse.


Useful insights for restoring wooden window frames

To use SMACCHIA INFISSI correctly and achieve effective restoration of weathered wood, it is helpful to understand the main issues related to surface degradation caused by sun, rain, and environmental exposure.

If you want to learn how to remove grey discoloration from wooden window frames, when to intervene, and which tools to use for a uniform result without aggressive sanding, explore our practical guides:

These insights help you restore weathered wood correctly, use SMACCHIA INFISSI effectively, and maintain window frames in optimal condition over time.

How to use

The product is ready to use and must be applied on surfaces that are not too hot.
During application, it is recommended to use protective gloves to avoid direct contact with the skin.

  • Shake well before use.
  • Spray the product directly onto the surface, distributing it evenly.
  • Leave to act while keeping the surface wet for about 20 minutes, or longer in case of heavy greying.
  • Rub with BLUE BUFFER PAD or a rough sponge until stains and greying are removed.
  • Clean the surface with PULI INFISSI to degrease and neutralize the product action.
  • Rinse thoroughly with clean water and repeat the application if necessary.
  • Once dry, lightly finish with 100-grit sandpaper or with ABRASIVE WOOD BUFFER PAD.

In case of stubborn dirt or heavily weathered wood, increase the contact time before working the surface.

Estimated Coverage

Coverage may vary depending on the level of wood deterioration, the surface to be treated, and the contact time.

With a 750 ml bottle, the estimated coverage is as follows:

  • In conditions of light dirt or routine maintenance
    (slightly dull wood or superficial oxidation), 750 ml allows approximately 6–8 complete treatments of standard window frames.
  • In case of medium dirt
    (diffuse greying, sun and weather stains), 750 ml allows approximately 4–6 complete treatments.
  • In case of heavy dirt or severely deteriorated wood
    (intense greying, dark stains, mold presence), coverage may decrease depending on the amount of product required and the contact time.

The values indicated are approximate estimates and may vary depending on frame size, level of deterioration, and application method.

Related Products

For a complete treatment of wooden window frames, it is recommended to use:

  • PULI INFISSI – degreasing cleaner for post-treatment cleaning and neutralization;
  • OLIO RAVVIVANTE – oil-wax impregnating treatment to nourish and protect wood;
  • PROTEGGI INFISSI – water-repellent finishing wax with anti-dirt and UV protection properties.

Faq

What is SMACCHIA INFISSI used for?

SMACCHIA INFISSI is used to remove greying, oxidation, mold, and stains from wooden window frames damaged by sun exposure and weather conditions, restoring the natural appearance of the wood.


How does it restore wood without full sanding?

It works on surface alterations by dissolving grey layers, oxidation, and impurities without removing the material completely. This preserves the original structure and enhances the natural wood grain without invasive sanding.


What surfaces can it be used on?

It is suitable for wooden windows, frames, doors, and shutters, both indoors and outdoors, with painted or oil-treated finishes.


Is it effective against mold, algae, and dark stains?

Yes, it also removes algae, mold, and surface darkening caused by moisture and prolonged exposure to weather conditions.


How does it prepare wood for OLIO RAVVIVANTE?

After treatment, the wood is clean and free from surface contaminants that could prevent proper absorption. This allows better penetration of OLIO RAVVIVANTE and ensures more effective long-term protection.


Is it suitable for all wood finishes?

Yes, it can be used on both painted surfaces and wood treated with oil-based finishes without compromising the appearance.


How is it different from a generic wood stain remover?

It is specifically formulated for wooden windows and frames exposed to outdoor conditions, where wood is affected by sun, rain, and weathering. As a result, it is more effective on greying and oxidation typical of exterior wood.


Do I need to use other products after treatment?

Yes, after application it is recommended to clean and neutralize the surface with PULI INFISSI and then protect the wood with treatments such as PROTEGGI INFISSI or OLIO RAVVIVANTE.


Is sanding required after application?

After drying, a light finishing with fine sandpaper or a buffer pad can be carried out to improve the final result and prepare the surface for subsequent treatments.


When should it be used?

It is recommended when wooden window frames appear greyed, discolored, or stained due to prolonged exposure to sun and weather conditions.


Does it help maintain wooden window frames over time?

Yes, when used together with specific cleaners and protective treatments, it helps keep wood in good condition over time, reducing deterioration and improving the effectiveness of subsequent protection.

Warnings

WARNINGS: DANGER

Hazard statement: Causes serious eye damage.

Precautionary statements: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. – Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/… – Immediately call a POISON CENTER/doctor/ …

Contains: Oxalic acid dihydrate

Ingredients compliant with Regulation (EC) No. 648/2004:
Non-ionic surfactants less than 5%

UFI: 7630-P01S-D00V-4SD2

Rev1-Ver14052025

Shipment in all EU - Delivery in 5-6 working days
Secure payment
Whatsapp Contact: +39 329 4497256

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